Five minutes later, the hosts doubled their advantage through Ayew, who slotted from inside the six-yard area, following a corner.
Despite a typically energetic performance, the midfielder was unable to stop Town falling to a 2-0 defeat away at West Ham United.
The Terriers had enjoyed an excellent start to their maiden Premier League season, their first in the top flight since 1971-72, winning two and drawing one.
The Hammers now sit bottom of the Premier League, having lost their first three games of the campaign, and speculation has already started about the possibility of a managerial change at this early stage.
"We did get a slice of luck for the goal, but I think it was coming", said the 30-year-old.
"He deserved this because he has been under a lot of pressure of course as we all know".
"To be fair, when we played really good and were dominant in the first half, we didn't score".
Julian Finney GettyImages
More good work from Antonio - this time on the opposite flank - then forced a free-kick, but Lossl gratefully gathered as James Collins' deflected header dropped tamely on the goal line following the set-piece.
"We have to look at ourselves".
"We weren't fearless enough, confident enough, we made so many unforced errors, so many poor decisions".
Sam Allardyce: "That has taken the pressure off Slaven".
However the newspapers' source claims that their pursuit of Carvalho caused them to take their eye off the ball with regards to Schurrle. "That didn't matter - it was all about the result and I thought his tactics were spot on".
West Ham must have gone ahead little greater than a min in when Andy Carroll went across low throughout the face of objective yet Cheikhou Kouyate was fractionally late as he aimed to slide in.
The 27-year-old Senegal global is available for Monday's Premier league visit of Huddersfield Town as Bilic hopes to avoid a fourth straight defeat.